257372928

素因数分解:

$2^8\times 3^2\times {\mathrm{17}}^1\times {\mathrm{6571}}^1$

素因数の和:6610

約数の個数: 108

約数和(自身を含む): 785840328

約数和(自身を除く): 528467400

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 96, 102, 128, 136, 144, 153, 192, 204, 256, 272, 288, 306, 384, 408, 544, 576, 612, 768, 816, 1088, 1152, 1224, 1632, 2176, 2304, 2448, 3264, 4352, 4896, 6528, 6571, 9792, 13056, 13142, 19584, 19713, 26284, 39168, 39426, 52568, 59139, 78852, 105136, 111707, 118278, 157704, 210272, 223414, 236556, 315408, 335121, 420544, 446828, 473112, 630816, 670242, 841088, 893656, 946224, 1005363, 1261632, 1340484, 1682176, 1787312, 1892448, 2010726, 2523264, 2680968, 3574624, 3784896, 4021452, 5046528, 5361936, 7149248, 7569792, 8042904, 10723872, 14298496, 15139584, 16085808, 21447744, 28596992, 32171616, 42895488, 64343232, 85790976, 128686464, 257372928]

約数ペア:

[(1, 257372928), (2, 128686464), (3, 85790976), (4, 64343232), (6, 42895488), (8, 32171616), (9, 28596992), (12, 21447744), (16, 16085808), (17, 15139584), (18, 14298496), (24, 10723872), (32, 8042904), (34, 7569792), (36, 7149248), (48, 5361936), (51, 5046528), (64, 4021452), (68, 3784896), (72, 3574624), (96, 2680968), (102, 2523264), (128, 2010726), (136, 1892448), (144, 1787312), (153, 1682176), (192, 1340484), (204, 1261632), (256, 1005363), (272, 946224), (288, 893656), (306, 841088), (384, 670242), (408, 630816), (544, 473112), (576, 446828), (612, 420544), (768, 335121), (816, 315408), (1088, 236556), (1152, 223414), (1224, 210272), (1632, 157704), (2176, 118278), (2304, 111707), (2448, 105136), (3264, 78852), (4352, 59139), (4896, 52568), (6528, 39426), (6571, 39168), (9792, 26284), (13056, 19713), (13142, 19584)]